GridGeoConstraintTest: Updated with a new test for find_latitude_indeces.
GridGeoConstraintTest: Updated with a new test for find_latitude_indeces.

OPENDAP/libdap,OPENDAP/libdap,OPENDAP/libdap4,OPENDAP/libdap4,OPENDAP/libdap4,OPENDAP/libdap4,OPENDAP/libdap4,OPENDAP/libdap,OPENDAP/libdap,OPENDAP/libdap4